Increased Moraxella and Streptococcus Species Abundance After Severe Bronchiolitis Is Associated With Recurrent Wheezing

JM Mansbach, PN Luna, CA Shaw. J Allergy Clin Immunol. 2020;145(2):518–527.e8 This study evaluated the association between infant nasal microbiota at bronchiolitis-related hospitalization, as well as three later points, and risk of recurrent wheezing by age three or asthma by age four. This multi-center study included 842 infants under the age of one who were hospitalized for viral bronchiolitis. Mean age at enrollment was 3.2 months. Enrolled participants received nasopharyngeal swabs sent for 16s rRNA sequencing at four different time periods. Site researchers obtained …